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1000 GREEN DOWNS DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,197 sqftBuilt 1983

Property at a Glance

This home is estimated between $199,480 and $393,078, with a best estimate of $262,740. That places the property below the R522492G - GREENSLOPES - DOVE CREEK - TWIN RIDGE median of $265,799, in a neighborhood that declined 10.6% over the past year.

Estimated Value Range

$199,480 $393,078
Best Estimate
$262,740
WCAD Value
$257,923
High Confidence

Based on 5 comparable properties(5 in the same subdivision)

Based on 5 comparable properties in R522492G - GREENSLOPES - DOVE CREEK - TWIN RIDGE, this home's estimated market value is between $199,480 and $393,078. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1102 GREEN DOWNS DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 1 bath 1,190 sqft Built 1981
Raw Value $233,874
Adjusted Value $236,183

Adjusted +$1,612 for 7 sqft more living space and +$697 for being newer. Net adjustment: +$2,309.

1004 GREEN DOWNS DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 1,166 sqft Built 1982
Raw Value $255,252
Adjusted Value $262,740

Adjusted +$7,140 for 31 sqft more living space and +$348 for being newer. Net adjustment: +$7,488.

1402 GREEN TERRACE DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 2 bath 986 sqft Built 1993
Raw Value $347,963
Adjusted Value $393,078

Adjusted +$48,598 for 211 sqft more living space and -$3,483 for being older. Net adjustment: +$45,115.

1319 GREEN TERRACE DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,227 sqft Built 1993
Raw Value $308,829
Adjusted Value $298,436

Adjusted -$6,910 for 30 sqft less living space and -$3,483 for being older. Net adjustment: -$10,393.

1303 GREEN TERRACE DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,457 sqft Built 1993
Raw Value $262,847
Adjusted Value $199,480

Adjusted -$59,884 for 260 sqft less living space and -$3,483 for being older. Net adjustment: -$63,367.

The Neighborhood

This home is valued 3.0% below the R522492G - GREENSLOPES - DOVE CREEK - TWIN RIDGE median of $265,799. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 10.6% over the past year.

R522492G - GREENSLOPES - DOVE CREEK - TWIN RIDGE

typical
1,079 Properties
$265,799 Median Value
-10.6% YoY Change
2% Have Pool
90% Have Garage
This Home
$257,923
Median
$265,799

This home is -3.0% below the subdivision median.

Tax Analysis

The estimated annual property tax is $4,641 across all districts. With a homestead exemption claimed, that drops to $3,343 — saving $1,298 per year. That's $279 per month a buyer should budget. The assessed value increased roughly in line with the neighborhood, so a tax protest is unlikely to yield significant savings.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$2,304
Round RockCity0.3720%$959
Williamson CountyCounty0.3694%$953
Austin Community Collegespecial0.1034%$267
Williamson County FM/RdCounty0.0443%$114
Upper Brushy Creek WCIDWater0.0170%$44
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$4,641

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $262,740 would pay approximately $1,640 per month (principal and interest only, excluding taxes and insurance).

Data sourced from Williamson County Appraisal District (WCAD), Texas Education Agency (TEA), and Federal Reserve Economic Data (FRED). Assessment values reflect the appraisal district's estimate, not market sale prices. Report generated 4/18/2026.

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